if *importRuntimeCgo {
		fmt.Fprintf(fm, "void crosscall2(void(*fn)(void*) __attribute__((unused)), void *a __attribute__((unused)), int c __attribute__((unused)), size_t ctxt __attribute__((unused))) { }\n")
		fmt.Fprintf(fm, "size_t _cgo_wait_runtime_init_done(void) { return 0; }\n")
		fmt.Fprintf(fm, "void _cgo_release_context(size_t ctxt __attribute__((unused))) { }\n")
		fmt.Fprintf(fm, "char* _cgo_topofstack(void) { return (char*)0; }\n")
	} else {

    // This returns a strange ? extends Sub2<Y> type, which isn't ideal.
    TypeToken<?> unused = new TypeToken<BaseWithTypeVar<List<?>>>() {}.getSubtype(Outer.Sub2.class);
  }

  public void testGetSubtype_subtypeSameAsDeclaringType() throws Exception {
    class Bar<T> {}
    class SubBar<T> extends Bar<T> {
      @SuppressWarnings("unused")
      Bar<T> delegate;

      TypeToken<SubBar<T>> fieldTypeAsSubBar() {

      break;
    }

    // If the arg is used in an unsupported op, skip lifting it.
    if (used_in_unsupported_op) continue;
    (*result)[arg.getArgNumber()] = info;
  }
  return success();
}

// Merges two sets of resource arg use infos. An argument is considered used in
// the merged result as long as either set marks it as used. This is used to

    // This returns a strange ? extends Sub2<Y> type, which isn't ideal.
    TypeToken<?> unused = new TypeToken<BaseWithTypeVar<List<?>>>() {}.getSubtype(Outer.Sub2.class);
  }

  public void testGetSubtype_subtypeSameAsDeclaringType() throws Exception {
    class Bar<T> {}
    class SubBar<T> extends Bar<T> {
      @SuppressWarnings("unused")
      Bar<T> delegate;

      TypeToken<SubBar<T>> fieldTypeAsSubBar() {

  }

  public void testTransform_preventsFurtherOperations() {
    ClosingFuture<String> closingFuture = ClosingFuture.from(immediateFuture("value1"));
    ClosingFuture<String> unused =
        closingFuture.transform(
            new ClosingFunction<String, String>() {
              @Override
              public String apply(DeferredCloser closer, String v) throws Exception {

  }

  public void testTransform_preventsFurtherOperations() {
    ClosingFuture<String> closingFuture = ClosingFuture.from(immediateFuture("value1"));
    ClosingFuture<String> unused =
        closingFuture.transform(
            new ClosingFunction<String, String>() {
              @Override
              public String apply(DeferredCloser closer, String v) throws Exception {

	// Fix up all merge edges.
	s.shuffle(stacklive)

	// Erase any copies we never used.
	// Also, an unused copy might be the only use of another copy,
	// so continue erasing until we reach a fixed point.
	for {
		progress := false
		for c, used := range s.copies {
			if !used && c.Uses == 0 {
				if s.f.pass.debug > regDebug {
					fmt.Printf("delete copied value %s\n", c.LongString())

build:linux --copt="-Wno-array-bounds"

# Add unused-result as an error on Linux.
build:linux --copt="-Wunused-result"
build:linux --copt="-Werror=unused-result"
# Add switch as an error on Linux.
build:linux --copt="-Wswitch"
build:linux --copt="-Werror=switch"
# Required for building with clang
build:linux --copt="-Wno-error=unused-but-set-variable"

# Linux ARM64 specific options

		// with an imagefs, imagefs pressure should delete unused images
		signalToReclaimFunc[evictionapi.SignalImageFsAvailable] = nodeReclaimFuncs{imageGC.DeleteUnusedImages}
		signalToReclaimFunc[evictionapi.SignalImageFsInodesFree] = nodeReclaimFuncs{imageGC.DeleteUnusedImages}
		// with an split fs and imagefs, containerfs pressure should delete unused containers

			for _, m := range initialRS.rootModules {
				var unused bool
				if ld.requirements.pruning == unpruned {
					// m is unused if it was dropped from the module graph entirely. If it
					// was only demoted from direct to indirect, it may still be in use via
					// a transitive import.
					unused = mg.Selected(m.Path) == "none"
				} else {
					// m is unused if it was dropped from the roots. If it is still present